TI

Takatoshi Ishikawa

Fujitsu Limited: 122 patents #13 of 24,456Top 1%
FI Fujifilm Business Innovation: 8 patents #1,176 of 5,238Top 25%
AC Alps Electric Co.: 7 patents #261 of 2,177Top 15%
MC Minolta Co.: 5 patents #395 of 1,416Top 30%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FC Fujisawa Pharmaceutical Co.: 1 patents #444 of 782Top 60%
📍 Yamanashi, JP: #3 of 1,957 inventorsTop 1%
Overall (All Time): #6,145 of 4,157,543Top 1%
151
Patents All Time

Issued Patents All Time

Showing 101–125 of 151 patents

Patent #TitleCo-InventorsDate
4960684 Method for processing silver halide color photographic materials Hiroshi Fujimoto, Morio Yagihara, Kazuto Andoh 1990-10-02
4956267 Method for forming a direct positive color image Shinji Ueda, Tatsuo Heki, Noriyuki Inoue, Nobutaka Ohki, Morio Yagihara +3 more 1990-09-11
4956268 Bleach-fixing solution concentrate composition and method for processing silver halide color photographic materials Kiyoshi Nakazyo, Yoshikazu Fujita 1990-09-11
4954426 Methods for processing silver halide color photographic light-sensitive materials 1990-09-04
4948710 Method of processing silver halide color photographic light-sensitive materials Shinzo Kishimoto 1990-08-14
H809 Method for processing silver halide color photographic material Kazuto Andoh, Hiroshi Fujimoto, Morio Yagihara 1990-08-07
4939074 Method for processing silver halide color photographic light-sensitive material 1990-07-03
4937608 Photographic processing apparatus Shigemi Saito, Kazuaki Yoshida, Yoshihiro Fujita 1990-06-26
4929968 Printing head assembly 1990-05-29
4925781 Silver halide color photographic material Genichi Furusawa, Nobuo Furutachi, Takeshi Hirose 1990-05-15
4920041 Method for processing a silver halide color photographic material using a developer substantially free of benzyl alcohol and sulfite Nobutaka Ohki, Kazuto Andoh 1990-04-24
4914007 Image forming process comprising controlling the swelling degree of the photographic material Yoshihiro Fujita 1990-04-03
4900651 Method for processing silver halide color photographic materials using a developer comprising chelatin agents, brightening agents and no benzyl alcohol Hiroshi Fujimoto 1990-02-13
4897339 Method for processing a silver halide color photographic material and a color developing composition comprising hydroxylamines and stabilizing agents Kazuto Andoh, Morio Yagihara 1990-01-30
4880728 Processing method for silver halide color photosensitive materials utilizing the overflow from the color developer Junya Nakajima 1989-11-14
4876174 Method of processing silver halide color photosensitive material using developer comprising dialkyl hydroxylamine and no benzyl alcohol Morio Yagihara 1989-10-24
4863836 Method for processing silver halide color photographic materials and color photographic developing composition Nobutaka Ohki, Morio Yagihara 1989-09-05
4853318 Process for processing silver halide color photographic material using a developer comprising substantially no benzyl alcohol Yoshihiro Fujita, Hiroshi Fujimoto, Shinzo Kishimoto 1989-08-01
4851326 Method for processing silver halide color photographic materials using developer substantially free of bromide and benzyl alcohol Junya Nakajima 1989-07-25
4845016 Process for processing silver halide color photographic materials using a multistage counterflow stabilization system Nobuo Sakai 1989-07-04
4842993 Method for processing silver halide color photographic material Morio Yagihara, Hiroshi Fujimoto, Kazuto Andoh 1989-06-27
4837132 Method for processing silver halide color photographic material using a chelating agent and developer with substantially no benzyl alcohol Hiroshi Fujimoto 1989-06-06
4835092 Method for processing a silver halide color photographic material using a color developer containing a chelating agent in the absence of benzyl alcohol Toshio Koshimizu, Yoshihiro Fujita, Hiroshi Fujimoto 1989-05-30
4830948 Method of forming color images Genichi Furusawa, Takeshi Hirose 1989-05-16
4801516 Method of processing silver halide color photographic material using a developer comprising a hydroxylamine and an antifoggant Morio Yagihara 1989-01-31